Add new share type for federated groups

apps/cloud_federation_api/lib/Config.php

@@ -49,8 +49,15 @@ public function __construct(ICloudFederationProviderManager $cloudFederationProv
 	 */
 	public function getSupportedShareTypes($resourceType) {
 		try {
-			$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType);
-			return $provider->getSupportedShareTypes();
+			$supportedShareTypes = [];
+			$cloudFederationProviders = $this->cloudFederationProviderManager->getAllCloudFederationProviders();
+			foreach ($cloudFederationProviders as $providerWrapper) {
+				if ($providerWrapper['resourceType'] === $resourceType) {
+					$providerSupportedShareTypes = $providerWrapper['provider']->getSupportedShareTypes();
+					$supportedShareTypes = array_merge($supportedShareTypes, $providerSupportedShareTypes);
+				}
+			}
+			return array_unique($supportedShareTypes);
 		} catch (\Exception $e) {
 			return [];
 		}

apps/cloud_federation_api/lib/Controller/RequestHandlerController.php

@@ -5,6 +5,7 @@
  * @author Bjoern Schiessle <bjoern@schiessle.org>
  * @author Christoph Wurst <christoph@winzerhof-wurst.at>
  * @author Roeland Jago Douma <roeland@famdouma.nl>
+ * @author Sandro Mesterheide <sandro.mesterheide@extern.publicplan.de>
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -177,6 +178,10 @@ public function addShare($shareWith, $name, $description, $providerId, $owner, $
 			}
 		}
 
+		if ($shareType === 'federation') {
+			// Allow creation of pending shares by federation provider
+		}		
+
 		// if no explicit display name is given, we use the uid as display name
 		$ownerDisplayName = $ownerDisplayName === null ? $owner : $ownerDisplayName;
 		$sharedByDisplayName = $sharedByDisplayName === null ? $sharedBy : $sharedByDisplayName;
@@ -188,7 +193,7 @@ public function addShare($shareWith, $name, $description, $providerId, $owner, $
 		}
 
 		try {
-			$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType);
+			$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType, $shareType);
 			$share = $this->factory->getCloudFederationShare($shareWith, $name, $description, $providerId, $owner, $ownerDisplayName, $sharedBy, $sharedByDisplayName, '', $shareType, $resourceType);
 			$share->setProtocol($protocol);
 			$provider->shareReceived($share);
@@ -249,7 +254,7 @@ public function receiveNotification($notificationType, $resourceType, $providerI
 		}
 
 		try {
-			$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType);
+			$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType, $notification['shareType']);
 			$result = $provider->notificationReceived($notificationType, $providerId, $notification);
 		} catch (ProviderDoesNotExistsException $e) {
 			return new JSONResponse(

apps/files_sharing/composer/composer/autoload_classmap.php

@@ -71,6 +71,7 @@
     'OCA\\Files_Sharing\\Migration\\Version22000Date20210216084241' => $baseDir . '/../lib/Migration/Version22000Date20210216084241.php',
     'OCA\\Files_Sharing\\Migration\\Version24000Date20220208195521' => $baseDir . '/../lib/Migration/Version24000Date20220208195521.php',
     'OCA\\Files_Sharing\\Migration\\Version24000Date20220404142216' => $baseDir . '/../lib/Migration/Version24000Date20220404142216.php',
+    'OCA\\Files_Sharing\\Migration\\Version26000Date20230117143027' => $baseDir . '/../lib/Migration/Version26000Date20230117143027.php',
     'OCA\\Files_Sharing\\MountProvider' => $baseDir . '/../lib/MountProvider.php',
     'OCA\\Files_Sharing\\Notification\\Listener' => $baseDir . '/../lib/Notification/Listener.php',
     'OCA\\Files_Sharing\\Notification\\Notifier' => $baseDir . '/../lib/Notification/Notifier.php',

apps/files_sharing/composer/composer/autoload_static.php

@@ -86,6 +86,7 @@ class ComposerStaticInitFiles_Sharing
         'OCA\\Files_Sharing\\Migration\\Version22000Date20210216084241' => __DIR__ . '/..' . '/../lib/Migration/Version22000Date20210216084241.php',
         'OCA\\Files_Sharing\\Migration\\Version24000Date20220208195521' => __DIR__ . '/..' . '/../lib/Migration/Version24000Date20220208195521.php',
         'OCA\\Files_Sharing\\Migration\\Version24000Date20220404142216' => __DIR__ . '/..' . '/../lib/Migration/Version24000Date20220404142216.php',
+        'OCA\\Files_Sharing\\Migration\\Version26000Date20230117143027' => __DIR__ . '/..' . '/../lib/Migration/Version26000Date20230117143027.php',
         'OCA\\Files_Sharing\\MountProvider' => __DIR__ . '/..' . '/../lib/MountProvider.php',
         'OCA\\Files_Sharing\\Notification\\Listener' => __DIR__ . '/..' . '/../lib/Notification/Listener.php',
         'OCA\\Files_Sharing\\Notification\\Notifier' => __DIR__ . '/..' . '/../lib/Notification/Notifier.php',

apps/files_sharing/lib/Controller/ShareAPIController.php

@@ -23,6 +23,7 @@
  * @author Richard Steinmetz <richard@steinmetz.cloud>
  * @author Robin Appelman <robin@icewind.nl>
  * @author Roeland Jago Douma <roeland@famdouma.nl>
+ * @author Sandro Mesterheide <sandro.mesterheide@extern.publicplan.de>
  * @author Valdnet <47037905+Valdnet@users.noreply.github.com>
  * @author Vincent Petry <vincent@nextcloud.com>
  * @author waleczny <michal@walczak.xyz>
@@ -320,7 +321,15 @@ protected function formatShare(IShare $share, Node $recipientNode = null): array
 				$result = array_merge($result, $this->getDeckShareHelper()->formatShare($share));
 			} catch (QueryException $e) {
 			}
-		}
+		} elseif ($share->getShareType() === IShare::TYPE_FEDERATED_GROUP) {
+			$group = $this->groupManager->get($share->getSharedWith());
+			$result['share_with'] = $share->getSharedWith();
+			$result['share_with_displayname'] = $group !== null ? $group->getDisplayName() : $share->getSharedWith();
+			try {
+				$result = array_merge($result, $this->getFederatedGroupShareHelper()->formatShare($share));
+			} catch (QueryException $e) {
+			}			
+		}		
 
 
 		$result['mail_send'] = $share->getMailSend() ? 1 : 0;
@@ -648,7 +657,7 @@ public function createShare(
 					throw new OCSNotFoundException($this->l->t('Invalid date, date format must be YYYY-MM-DD'));
 				}
 			}
-		} elseif ($shareType === IShare::TYPE_REMOTE_GROUP) {
+		} elseif ($shareType === IShare::TYPE_REMOTE_GROUP || $shareType === IShare::TYPE_FEDERATED_GROUP) {
 			if (!$this->shareManager->outgoingServer2ServerGroupSharesAllowed()) {
 				throw new OCSForbiddenException($this->l->t('Sharing %1$s failed because the back end does not allow shares from type %2$s', [$node->getPath(), $shareType]));
 			}
@@ -1609,6 +1618,16 @@ private function getShareById(string $id): IShare {
 		if (!$this->shareManager->outgoingServer2ServerSharesAllowed()) {
 			throw new ShareNotFound();
 		}
+
+		try {
+			if ($this->shareManager->shareProviderExists(IShare::TYPE_FEDERATED_GROUP)) {
+				$share = $this->shareManager->getShareById('ocFederatedGroupShare:' . $id, $this->currentUser);
+				return $share;
+			}
+		} catch (ShareNotFound $e) {
+			// Do nothing, just try the other share type
+		}
+
 		$share = $this->shareManager->getShareById('ocFederatedSharing:' . $id, $this->currentUser);
 
 		return $share;
@@ -1669,6 +1688,23 @@ private function getDeckShareHelper() {
 		return $this->serverContainer->get('\OCA\Deck\Sharing\ShareAPIHelper');
 	}
 
+	/**
+	 * Returns the helper of ShareAPIHelper for federated group shares.
+	 *
+	 * If the VO federation application is not enabled or the helper is not available
+	 * a QueryException is thrown instead.
+	 *
+	 * @return \OCA\VO_Federation\Sharing\ShareAPIHelper
+	 * @throws QueryException
+	 */
+	private function getFederatedGroupShareHelper() {
+		if (!$this->appManager->isEnabledForUser('vo_federation')) {
+			throw new QueryException();
+		}
+
+		return $this->serverContainer->get('\OCA\VO_Federation\Sharing\ShareAPIHelper');
+	}	
+
 	/**
 	 * @param string $viewer
 	 * @param Node $node
@@ -1710,6 +1746,12 @@ private function getSharesFromNode(string $viewer, $node, bool $reShares): array
 			$federatedShares = $this->shareManager->getSharesBy(
 				$this->currentUser, IShare::TYPE_REMOTE_GROUP, $node, $reShares, -1, 0
 			);
+			if ($this->shareManager->shareProviderExists(IShare::TYPE_FEDERATED_GROUP)) {
+				$federatedGroupShares = $this->shareManager->getSharesBy(
+					$this->currentUser, IShare::TYPE_FEDERATED_GROUP, $node, $reShares, -1, 0
+				);
+				$federatedShares = array_merge($federatedShares, $federatedGroupShares);
+			}
 			$shares = array_merge($shares, $federatedShares);
 		}
 
@@ -1840,18 +1882,18 @@ private function getAllShares(?Node $path = null, bool $reshares = false) {
 		$deckShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_DECK, $path, $reshares, -1, 0);
 
 		// FEDERATION
+		$federatedShares = [];
 		if ($this->shareManager->outgoingServer2ServerSharesAllowed()) {
-			$federatedShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_REMOTE, $path, $reshares, -1, 0);
-		} else {
-			$federatedShares = [];
+			$remoteShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_REMOTE, $path, $reshares, -1, 0);
+			$federatedShares = array_merge($federatedShares, $remoteShares);
 		}
 		if ($this->shareManager->outgoingServer2ServerGroupSharesAllowed()) {
-			$federatedGroupShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_REMOTE_GROUP, $path, $reshares, -1, 0);
-		} else {
-			$federatedGroupShares = [];
+			$remoteGroupShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_REMOTE_GROUP, $path, $reshares, -1, 0);
+			$federatedGroupShares = $this->shareManager->getSharesBy($this->currentUser, IShare::TYPE_FEDERATED_GROUP, $path, $reshares, -1, 0);
+			$federatedShares = array_merge($federatedShares, $remoteGroupShares, $federatedGroupShares);
 		}
 
-		return array_merge($userShares, $groupShares, $linkShares, $mailShares, $circleShares, $roomShares, $deckShares, $federatedShares, $federatedGroupShares);
+		return array_merge($userShares, $groupShares, $linkShares, $mailShares, $circleShares, $roomShares, $deckShares, $federatedShares);
 	}
 
 

apps/files_sharing/lib/Controller/ShareesAPIController.php

@@ -19,6 +19,7 @@
  * @author Morris Jobke <hey@morrisjobke.de>
  * @author Robin Appelman <robin@icewind.nl>
  * @author Roeland Jago Douma <roeland@famdouma.nl>
+ * @author Sandro Mesterheide <sandro.mesterheide@extern.publicplan.de>
  *
  * @license AGPL-3.0
  *
@@ -82,6 +83,7 @@ class ShareesAPIController extends OCSController {
 			'groups' => [],
 			'remotes' => [],
 			'remote_groups' => [],
+			'federated_groups' => [],
 			'emails' => [],
 			'circles' => [],
 			'rooms' => [],
@@ -91,6 +93,7 @@ class ShareesAPIController extends OCSController {
 		'groups' => [],
 		'remotes' => [],
 		'remote_groups' => [],
+		'federated_groups' => [],
 		'emails' => [],
 		'lookup' => [],
 		'circles' => [],
@@ -178,6 +181,10 @@ public function search(string $search = '', string $itemType = null, int $page =
 
 			if ($this->isRemoteGroupSharingAllowed($itemType)) {
 				$shareTypes[] = IShare::TYPE_REMOTE_GROUP;
+
+				if ($this->shareManager->shareProviderExists(IShare::TYPE_FEDERATED_GROUP)) {
+					$shareTypes[] = IShare::TYPE_FEDERATED_GROUP;
+				}
 			}
 
 			if ($this->shareManager->shareProviderExists(IShare::TYPE_EMAIL)) {
@@ -284,6 +291,7 @@ private function sortShareesByFrequency(array $sharees): array {
 		IShare::TYPE_GROUP => 'groups',
 		IShare::TYPE_REMOTE => 'remotes',
 		IShare::TYPE_REMOTE_GROUP => 'remote_groups',
+		IShare::TYPE_FEDERATED_GROUP => 'federated_groups',
 		IShare::TYPE_EMAIL => 'emails',
 	];
 
@@ -356,6 +364,10 @@ public function findRecommended(string $itemType = null, $shareType = null): Dat
 
 			if ($this->isRemoteGroupSharingAllowed($itemType)) {
 				$shareTypes[] = IShare::TYPE_REMOTE_GROUP;
+
+				if ($this->shareManager->shareProviderExists(IShare::TYPE_FEDERATED_GROUP)) {
+					$shareTypes[] = IShare::TYPE_FEDERATED_GROUP;
+				}
 			}
 
 			if ($this->shareManager->shareProviderExists(IShare::TYPE_EMAIL)) {

apps/files_sharing/lib/Migration/Version26000Date20230117143027.php

@@ -0,0 +1,72 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright Copyright (c) 2023 Sandro Mesterheide <sandro.mesterheide@extern.publicplan.de>
+ *
+ * @author Sandro Mesterheide <sandro.mesterheide@extern.publicplan.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Files_Sharing\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\DB\Types;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+/**
+ * Auto-generated migration step: Please modify to your needs!
+ */
+class Version26000Date20230117143027 extends SimpleMigrationStep {
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		$table = $schema->getTable('share_external');
+		$changed = false;
+
+		$column = $table->getColumn('user');
+		if ($column->getLength() < 255) {
+			$column->setLength(255);
+			$changed = true;
+		}
+
+		if (!$table->hasColumn('remote_share_type')) {
+			$table->addColumn('remote_share_type', Types::INTEGER, [
+				'notnull' => false,
+				'length' => 4,
+			]);
+			$changed = true;
+		}
+
+		if ($changed) {
+			return $schema;
+		}
+
+		return null;
+	}
+}

apps/files_sharing/src/components/SharingEntry.vue

@@ -183,6 +183,8 @@ export default {
 				title += ` (${t('files_sharing', 'remote group')})`
 			} else if (this.share.type === this.SHARE_TYPES.SHARE_TYPE_GUEST) {
 				title += ` (${t('files_sharing', 'guest')})`
+			} else if (this.share.type === this.SHARE_TYPES.SHARE_TYPE_FEDERATED_GROUP) {
+				title += ` (${t('files_sharing', 'federated group')})`
 			}
 			return title
 		},

apps/files_sharing/src/components/SharingInput.vue

@@ -187,6 +187,7 @@ export default {
 				this.SHARE_TYPES.SHARE_TYPE_ROOM,
 				this.SHARE_TYPES.SHARE_TYPE_GUEST,
 				this.SHARE_TYPES.SHARE_TYPE_DECK,
+				this.SHARE_TYPES.SHARE_TYPE_FEDERATED_GROUP,
 			]
 
 			if (OC.getCapabilities().files_sharing.public.enabled === true) {
@@ -413,6 +414,11 @@ export default {
 					icon: 'icon-deck',
 					iconTitle: t('files_sharing', 'Deck board'),
 				}
+			case this.SHARE_TYPES.SHARE_TYPE_FEDERATED_GROUP:
+				return {
+					icon: 'icon-organization',
+					iconTitle: t('files_sharing', 'Virtual organization'),
+				}
 			default:
 				return {}
 			}

apps/files_sharing/src/mixins/ShareTypes.js

@@ -26,7 +26,10 @@ import { Type as ShareTypes } from '@nextcloud/sharing'
 export default {
 	data() {
 		return {
-			SHARE_TYPES: ShareTypes,
+			SHARE_TYPES: {
+				...ShareTypes,
+				SHARE_TYPE_FEDERATED_GROUP: 14
+			}
 		}
 	},
 }

core/src/icons.js

@@ -71,6 +71,7 @@ const icons = {
 	'menu': path.join(__dirname, '../img', 'actions', 'menu.svg'),
 	'more': path.join(__dirname, '../img', 'actions', 'more.svg'),
 	'music': path.join(__dirname, '../img', 'places', 'music.svg'),
+	'organization': path.join(__dirname, '../img', 'actions', 'organization.svg'),
 	'password': path.join(__dirname, '../img', 'actions', 'password.svg'),
 	'pause': path.join(__dirname, '../img', 'actions', 'pause.svg'),
 	'phone': path.join(__dirname, '../img', 'clients', 'phone.svg'),